import type { MaybeGetter } from '../../types';
import { type Readable } from 'svelte/store';
/**
 * A boolean ref with a toggler
 *
 * @see https://sveltuse.pages.dev/core/useToggle
 * @param [initialValue=false]
 */
export declare function useToggle(initialValue?: MaybeGetter<boolean>): readonly [Readable<boolean>, (value?: boolean) => boolean];